(4). A 5.00-g sample of octane is burned in a bomb calorimeter containing 2.00 x 10' g H20. How much energy, in cal...
A 5.03 g sample of octane is burned in a bomb calorimeter containing 2.00 x 102 g H2O. How much energy, in cal, is released if the water temperature increases 7.52 °C? Express your answer in scientific notation. Enter your answer in the provided box. x 10 (select) cal
A 4.03−g sample of octane is burned in a bomb calorimeter containing 2.00 × 10^2 g H2O. How much energy, in cal, is released if the water temperature increases 4.58°C? Express your answer in scientific notation. Enter your answer in the provided box.
A 4.11−g sample of octane is burned in a bomb calorimeter containing 2.00 × 102 g H2O. How much energy, in cal, is released if the water temperature increases 5.33°C? Express your answer in scientific notation. Enter your answer in the provided box.
A 8.82 g sample of octane is burned in a bomb calorimeter containing 2.91 x 102 g H20. Given that 1.29 x 103 cal of energy is released if the water temperature increases 4.42°C. Calculate the energy released in J. Enter your answer in scientific notation. Be sure to answer all parts. x 10 (selec) ,
A 2.92−g peanut is burned in a bomb calorimeter containing 1,301 g of water. The temperature of the water increases from 20.09 ° C to 30.06 ° C. Calculate the energy released per gram of peanut. (The specific heat of water is 1.000 cal/g · ° C.)
When a 3.08 g sample of liquid octane (C8H18) is burned in a bomb calorimeter, the temperature of the calorimeter rises by 26.9 oC. The heat capacity of the calorimeter, measured in a separate experiment, is 6.22 kJ/∘C . The calorimeter also contains 3.00 kg of water, specific heat capacity of 4.18 J/g°C. Determine the heat of combustion of octane in units of kJ/mol octane.
5. (10 points) A 2.20 g sample of fructose (CoH12Os) is burned in a bomb calorimeter containing 1350 g water at an initial temperature of 21.00 °c. After the reaction the temperature of the water is 23.52 °C. The heat capacity of the bomb is 450 J/°C. The specific heat capacity of water is 4.184 J/g. C. Calculate the quantity of heat released per mole of fructose in kJlmol.
A 1.0422 g sample of powdered aluminum is burned in a constant volume bomb calorimeter containing excess oxygen to form Al_2 O_3 (s) The calorimeter has a heat capacity of 8.775 kJ degree C^-1. The temperature of the calorimeter increases by 3.680 degree C. Determine the molar internal energy of combustion delta U and the molar enthalpy of combustion delta H for aluminum at 25 degree C. 4 Al (s) + 3 O_2 (g) middot 2 Al_2 O_3 (s)
25. A 8,2 g sample of propane, C3H8, is burned inside a bomb calorimeter containing 2500 g of water initially at 20.6 °C. Calculate the final temperature of the bomb calorimeter system if AH comb for propane is -103.9 kJ/mol and the heat capacity of the bomb calorimeter is 2.25 kJ/°C. 1) 34.16°C 2) 22.12°C 3) 19.08°C 4) 17.61°C
When a 3.80-g sample of liquid octane (C8H18) is burned in a bomb calorimeter, the temperature of the calorimeter rises by 26.5 ∘C. The heat capacity of the calorimeter, measured in a separate experiment, is 6.21 kJ/∘C . You may want to reference (Page 265) Section 6.5 while completing this problem. Part A Determine ΔE for octane combustion in units of kJ/mol octane. Express your answer using three significant figures.